1.9 Product revisions

There can be differences in functionality between different product revisions. ARM records these differences in this section.

r0p0
First release.
r0p0-r0p1
The following changes apply to this release:
r0p1-r1p0
The following changes apply to this release:
  • New bit in the Control Override Register to enable ACE masters to use a second CD channel within a dual-layer snoop data network. See 3.3.1 Control Override Register.
  • New parameters SNOOP_MAX and SI_ISS_Q_MAX.
  • Modified value ranges for some slave interface parameters.
  • Optimized duration of hazarding window for some write transactions.
  • Finer-grained regional clock gating that permits disabling of RAM banks within snoop filter.
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